package com.example.bili.dao;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;


public interface PutcointMapper {
    //添加投币
    int add(@Param("userId") int userId,
            @Param("trendId") int trendId,
            @Param("zhuangt")int zhuangt);
}
